AMD Radeon 550X vs NVIDIA GeForce 8800 Ultra
What is the difference between AMD Radeon 550X and NVIDIA GeForce 8800 Ultra. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Lexa | GPU Name | G80 |
| Lexa PRO (215-0904018) | Model number | G80-450-A3 |
| GCN 4.0 | Architecture | Tesla |
| GlobalFoundries | Foundry | TSMC |
| 14 nm | Process Size | 90 nm |
| 2,200 million | Transistors | 681 million |
| 103 mm² | Die Size | 484 mm² |
Graphics Card
| Mar 27th, 2019 | Release Date | May 2nd, 2007 |
| Polaris (RX 500X) | Family | GeForce 8 (8800) |
| Active | Production | End-of-life |
| Polaris | Predecessor | GeForce 7 PCIe |
| PCIe 3.0 x8 | Bus Interface | PCIe 1.0 x16 |
Memory
| 2 GB | Memory Size | 768 MB |
| GDDR5 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 384 bit |
| 112.0 GB/s | Bandwidth | 103.7 GB/s |
Performance
| 19.49 GPixel/s | Pixel fillrate | 14.69 GPixel/s |
| 38.98 GTexel/s | Texture fillrate | 39.17 GTexel/s |
| 1,247 GFLOPS | FP32 (float) performance | 387.1 GFLOPS |
Clock Speeds
| 1750 MHz 7 Gbps effective | Memory Clock | 1080 MHz 2.2 Gbps effective |
Render Config
| 512 | Shading Units | 128 |
| 32 | TMUs | 32 |
| 16 | ROPs | 24 |
| 512 KB | L2 Cache | 96 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 145 mm 5.7 inches | Length | 270 mm 10.6 inches |
| 50 W | Thermal design power (TDP) | 171 W |
| 250 W | Suggested PSU | 450 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x S-Video |
| None | Power Connectors | 2x 6-pin |
| D090 | Board Number | P355 |
API support
| 12 (12_0) | DirectX | 11.1 (10_0) |
| 4.6 | OpenGL | 3.3 |
| 2.1 | OpenCL | 1.1 (1.0) |
| 1.2 | Vulkan | N/A |
| 6.4 | Shader Model | 4.0 |